Home / 539,517.09-744,533.67-297,799.77

Finding the Fourth Proportional to 539,517.09, 744,533.67 and 297,799.77

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Solution

The fourth proportional to 539,517.09, 744,533.67 and 297,799.77 is: 410,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,517.09 : 744,533.67 = 297,799.77 : x
  2. Step 2: Convert to fraction form
    539,517.09/744,533.67 = 297,799.77/x
  3. Step 3: Cross multiply
    539,517.09x = 744,533.67 × 297,799.77
  4. Step 4: Simplify right side
    539,517.09x = 221,721,955,683.26
  5. Step 5: Solve for x
    x = 221,721,955,683.26/539,517.09
  6. Step 6: Final answer
    x = 410,963.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.